Patents Examined by Brandi N Thomas
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Patent number: 11868020Abstract: An electrophoretic medium comprises a fluid and first, second, third and fourth types of particles (W, Y, R, B) having four different colors. The first and third particles have charges of one polarity and the second and fourth particles charges of the opposite polarity; the first particles have a greater zeta potential or electrophoretic mobility than the third particles, and the second particles a greater zeta potential or electrophoretic mobility than the fourth particles. One particle is white (W), one non-white particle (B) is partially light-transmissive, and the remaining two non-white particles (R, Y) are light-reflective. A third light-reflective particle (G) may be added to create a five particle medium.Type: GrantFiled: June 4, 2021Date of Patent: January 9, 2024Assignee: E INK CORPORATIONInventors: Xiaolong Zheng, Craig Lin
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Patent number: 11860501Abstract: An optical switch includes a plurality of micro-grooves, a micro-fluid disposed in each micro-groove of the plurality of micro-grooves, and a driving electrode disposed corresponding to the micro-fluid in each micro-groove. The driving electrode is configured to provide a voltage to a corresponding micro-fluid to control light transmittance of a region where the micro-fluid is located.Type: GrantFiled: November 29, 2019Date of Patent: January 2, 2024Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventors: Xianqin Meng, Xiandong Meng, Wei Wang, Xiaochuan Chen
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Patent number: 11852949Abstract: A hybrid lens is disclosed including optically coupled varifocal lens and adaptive lens. The varifocal lens is configured for varying optical power of the hybrid lens, and an adaptive lens includes a voltage-controlled element for varying optical power of the adaptive lens in coordination with varying the optical power of the varifocal lens and responsive to variation of the optical power of the hybrid lens, for lessening an optical aberration of the hybrid lens. The hybrid lens may be used in head-mounted displays e.g. for lessening a vergence-accommodation conflict.Type: GrantFiled: February 16, 2021Date of Patent: December 26, 2023Assignee: META PLATFORMS TECHNOLOGIES, LLCInventors: Lu Lu, Wai Sze Tiffany Lam, Yusufu Njoni Bamaxam Sulai
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Patent number: 11851582Abstract: Subwavelength conducting particles can be arranged on conducting surfaces to provide arbitrary thermal emissivity spectra. For example, a thermal emissivity spectrum can be tailored to suppress a thermal signature of an object without sacrificing radiative cooling efficiency.Type: GrantFiled: December 24, 2021Date of Patent: December 26, 2023Assignee: Elwha LLCInventors: Gleb M. Akselrod, Erik Edward Josberger, Mark C. Weidman
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Patent number: 11846838Abstract: A light attenuator comprises a cell comprising a first substrate and a second substrate spaced apart from the first substrate. A layer between the substrates contains an electrophoretic ink, a surface of the layer adjacent the second substrate comprising a monolayer of closely packed protrusions projecting into the layer. The protrusions have surfaces defining a plurality of depressions in the volumes there between.Type: GrantFiled: October 30, 2020Date of Patent: December 19, 2023Assignee: E Ink CorporationInventor: Donal O'Keeffe
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Patent number: 11846861Abstract: The present invention provides for a method of rendering an image on a reflective display wherein each pixel is capable of rendering a limited number of colors, each of which is rendered by predetermined set of waveforms stored in a waveform lookup table. Furthermore, the present invention provides for a method for rendering an image using such colors, having been chosen for optimal color rendition. This invention further provides for rendering a color image formed from a plurality of pixels on a reflective display wherein each pixel has a color selected from the group consisting of at least: red, green, blue, cyan, magenta, yellow, black and white.Type: GrantFiled: August 23, 2021Date of Patent: December 19, 2023Assignee: E Ink CorporationInventors: Alain Bouchard, Stephen J. Telfer
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Patent number: 11835787Abstract: One embodiment comprises: a housing; a bobbin, which is arranged inside the housing and is for mounting a lens; first coils arranged around the outer peripheral surface of the bobbin; a first magnet arranged in the housing; a second magnet arranged at the bobbin and spaced from the first coils; and a first position sensor arranged in the housing and sensing the intensity of a magnetic field of the second magnet, wherein the length of the second magnet in the direction of an optical axis is shorter than the length of thereof in the direction perpendicular to the direction of the optical axis.Type: GrantFiled: November 9, 2020Date of Patent: December 5, 2023Assignee: LG INNOTEK CO., LTD.Inventors: Byung Wook Son, Sang Ok Park
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Patent number: 11826101Abstract: The present disclosure provides a scene camera system including a scene camera that includes a lens and may detect light reflected off an exterior of an eye into the lens and send a signal corresponding to the detected light to a processor. The system further includes a main camera that may detect light reflected off an interior structure of the eye and send a signal corresponding to the detected light to the processor. The system also includes an image processing system including the processor that executes instructions to produce a scene camera digital image of the eye and a main camera digital image of the eye. The system further includes a multiple picture-in-picture display that displays the scene camera digital image of the eye and the main camera digital image of the eye concurrently.Type: GrantFiled: July 28, 2020Date of Patent: November 28, 2023Assignee: Alcon Inc.Inventor: Steven T. Charles
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Patent number: 11828987Abstract: Systems and methods for adjusting a distance of an optical fiber end to a lens assembly are provided. Methods include adjusting a movement of an inner barrel in just one axis while preventing the inner barrel from spinning.Type: GrantFiled: December 12, 2019Date of Patent: November 28, 2023Assignee: KLA CORPORATIONInventors: Edgardo H. Engracia, Jr., Ariel Faynerman, Robert Cosmas
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Patent number: 11826158Abstract: A system and associated method for computerized rotational head impulse test (crHIT) to assess the semicircular canals of the human vestibular system clinically in patients with balance disorders. The system utilizes a rotary chair combined with a head mounted VOG system with head tracking sensors. The crHIT protocol uses the same physiologic principles as the known video head impulse test (vHIT). The crHIT utilizes whole-body rotation via the chair to yield a persistent controlled, repeatable, comfortable, reliable stimulus can be delivered while recording eye movements with video-oculogaphy.Type: GrantFiled: January 27, 2020Date of Patent: November 28, 2023Assignee: NEURO KINETICS, INC.Inventors: Alexander D Kiderman, Ian A Shirey, Joseph M Furman
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Patent number: 11829047Abstract: Methods of making a top-plane connection in an electro-optic device and devices including such connections. A through hole is created through a rear substrate to provide a connection between a conductor coupled to the rear substrate and a light-transmissive conductive layer coupled to a top transparent substrate. The hole is subsequently filled with a top-plane connection material that provides an electrical connection between the conductor and the light-transmissive conductive layer, but does not provide an electrical connection between a separate rear conductive layer and the light-transmissive conductor.Type: GrantFiled: February 28, 2022Date of Patent: November 28, 2023Assignee: E Ink CorporationInventors: George G. Harris, Richard J. Paolini, Jr., Matthew Joseph Kayal
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Patent number: 11819273Abstract: An augmented reality and extended reality surgical system. The system may comprise a wearable device, such as a head mounted display or glasses, that provides the user with virtual reality, augmented reality, and/or mixed reality for surgery visualization. This may allow the user to access 2D or 3D imaging, magnification, virtual visualization, six-degrees of freedom (6DoF) image management, and/or other images while still viewing real reality and thus maintaining a presence in the operating room.Type: GrantFiled: September 28, 2020Date of Patent: November 21, 2023Assignee: Raytrx, LLCInventors: Michael Hayes Freeman, Mitchael C. Freeman, Jordan Boss, Brian Santee, David Cary
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Patent number: 11822203Abstract: A display panel and control methods thereof are provided. In one example, the display panel includes, a first substrate and a second substrate opposite to each other, and a solution encapsulated between the first substrate and the second substrate. In some examples, the solution includes opaque charged particles. In some examples, the first substrate includes a first electrode, the first electrode including a plurality of discrete sub-electrodes, and the second substrate includes a second electrode. Further, the control method may include adjusting an electric field between each of the plurality of discrete sub-electrodes and the second electrode, causing the opaque charged particles to undergo a gathering motion or a scattering motion.Type: GrantFiled: June 25, 2019Date of Patent: November 21, 2023Assignees: BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Qingqing Ma, Shuo Li, Chao Tian, Zhe Wang, Xiang Yuan, Wenyuan Xi, Yinan Gao, Rui Xu, Min Wang, Fang Zhang, Qidong Sun, Shaoru Zhang
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Patent number: 11813022Abstract: An ophthalmic apparatus of an exemplary aspect performs the first and second OCT scans on a subject's eye. The first OCT scan is performed on the first region including the first site of the subject's eye, and the second OCT scan is performed on the second region including the second site. The ophthalmic apparatus acquires the first deviation information of the subject's eye prior to the first OCT scan and performs alignment, and also acquires the second deviation information of the subject's eye prior to the second OCT scan and performs alignment. The ophthalmic apparatus calculates the distance between the first site and the second site based on the first data acquired through the first OCT scan and second data acquired through the second OCT scan.Type: GrantFiled: September 16, 2022Date of Patent: November 14, 2023Assignee: TOPCON CORPORATIONInventors: Yasufumi Fukuma, Takefumi Hayashi, Yoko Tatara
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Patent number: 11809055Abstract: The present disclosure is in the field of an electrophoretic device for switching between a transparent and non-transparent mode, comprising a fluid and particles, electrodes for moving said particles, and comprising various further elements, as well as uses thereof, in particular as a window blind.Type: GrantFiled: August 10, 2021Date of Patent: November 7, 2023Assignee: ELSTAR DYNAMICS PATENTS B.V.Inventor: Romaric Mathieu Massard
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Patent number: 11806078Abstract: A spectacles-mounted ophthalmic monitoring system may include a spectacles frame comprising a left rim and a right rim, an image sensor coupled with the spectacles frame to capture images of a field of view of an eye, and a processor. The processor may be configured to activate the image sensor to capture an image of the field of view, and identify a height of a tear film meniscus within the field of view of one or more images within the series of images.Type: GrantFiled: April 28, 2023Date of Patent: November 7, 2023Assignee: Globe Biomedical, Inc.Inventors: Joshua Park, Rehan Ahmed, Douglas Suitt
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Patent number: 11809057Abstract: Systems and methods are disclosed for pressure-sensitive, electrophoretic displays, which may optionally include haptic feedback. A display may comprise a first conductive layer having a pressure-sensitive conductivity and an electrophoretic layer positioned adjacent to the first conductive layer, wherein the electrophoretic layer is in electrical communication with the first conductive layer and is configured to locally change state based on a pressure applied to the first conductive layer. Local and global writing and erasing of the display can also be achieved.Type: GrantFiled: October 13, 2021Date of Patent: November 7, 2023Assignee: E Ink CorporationInventors: Sunil Krishna Sainis, Seth J. Bishop, Kosta Ladavac, Stephen J. Telfer, Richard J. Paolini, Jr.
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Patent number: 11799187Abstract: In one aspect, an apparatus is described that includes a transparent pane having a first surface and a second surface. An electrochromic device is arranged over the second surface that includes a first conductive layer adjacent the second surface, a second conductive layer, and an electrochromic layer between the first and the second conductive layers. The apparatus further includes at least one conductive antenna structure arranged over the second surface.Type: GrantFiled: July 20, 2021Date of Patent: October 24, 2023Assignee: View, Inc.Inventors: Dhairya Shrivastava, Stephen Clark Brown
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Patent number: 11793265Abstract: An article with a color change portion and a method of changing color. The article includes at least one color change portion capable of changing colors. The color change portion includes composite material including a photonic lattice. The color change portion can change colors according to one or more performance parameters. The article can be connected to a computer and the color change portion can be controlled using the computer.Type: GrantFiled: October 18, 2021Date of Patent: October 24, 2023Assignee: NIKE, Inc.Inventors: Sharna M. Donovan, Sean D. Hartford, Vikram Malhotra, Michelle L. Mishler, James Molyneux, Andrew A. Owings, Aaron B. Weast, Bradley W. Wilkins
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Patent number: 11786118Abstract: In an ophthalmic imaging system an image imaged by an imaging section for a right eye is formed as an imaging image on a display, and then displayed through a right-eye optical unit and a reflection member. An image imaged by an imaging section for a left eye is formed as an imaging image on a display, and then displayed through an optical unit and the reflection member. This thereby enables the object to be visually inspected as a three-dimensional image by the observer viewing the right-eye imaging image and the left-eye imaging image, which differ from each other according to the parallax therebetween, by viewing the respective images through right and left eyes.Type: GrantFiled: March 19, 2020Date of Patent: October 17, 2023Assignee: NIKON CORPORATIONInventors: Tomohiro Kawasaki, Masahiro Mizuta, Ryoichi Sataka, Toshiyuki Namikawa